Analysis

  • max time kernel
    52s
  • max time network
    51s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-08-2023 10:50

General

  • Target

    https://workupload.com/file/uJMzKjWbNaw

Score
1/10

Malware Config

Signatures

  • Kills process with taskkill 1 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 37 IoCs
  • Suspicious use of FindShellTrayWindow 43 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument https://workupload.com/file/uJMzKjWbNaw
    1⤵
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1012
    • C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=106.0.5249.119 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ff9cdea9758,0x7ff9cdea9768,0x7ff9cdea9778
      2⤵
        PID:4940
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2132 --field-trial-handle=1896,i,16235675602391154928,16755135514097013106,131072 /prefetch:8
        2⤵
          PID:3824
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1732 --field-trial-handle=1896,i,16235675602391154928,16755135514097013106,131072 /prefetch:2
          2⤵
            PID:372
          • C:\Program Files\Google\Chrome\Application\chrome.exe
            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2208 --field-trial-handle=1896,i,16235675602391154928,16755135514097013106,131072 /prefetch:8
            2⤵
              PID:4556
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --first-renderer-process --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=2892 --field-trial-handle=1896,i,16235675602391154928,16755135514097013106,131072 /prefetch:1
              2⤵
                PID:3396
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2664 --field-trial-handle=1896,i,16235675602391154928,16755135514097013106,131072 /prefetch:1
                2⤵
                  PID:668
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --mojo-platform-channel-handle=1708 --field-trial-handle=1896,i,16235675602391154928,16755135514097013106,131072 /prefetch:1
                  2⤵
                    PID:1592
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --mojo-platform-channel-handle=4040 --field-trial-handle=1896,i,16235675602391154928,16755135514097013106,131072 /prefetch:1
                    2⤵
                      PID:2812
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --mojo-platform-channel-handle=3060 --field-trial-handle=1896,i,16235675602391154928,16755135514097013106,131072 /prefetch:1
                      2⤵
                        PID:696
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --mojo-platform-channel-handle=3164 --field-trial-handle=1896,i,16235675602391154928,16755135514097013106,131072 /prefetch:1
                        2⤵
                          PID:4396
                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=quarantine.mojom.Quarantine --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6056 --field-trial-handle=1896,i,16235675602391154928,16755135514097013106,131072 /prefetch:8
                          2⤵
                            PID:3744
                        • C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe
                          "C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe"
                          1⤵
                            PID:2880
                          • C:\Windows\System32\rundll32.exe
                            C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
                            1⤵
                              PID:3580
                            • C:\Windows\system32\cmd.exe
                              C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\Desktop\Snuffy-Main\start.bat" "
                              1⤵
                                PID:2492
                                • C:\ProgramData\Oracle\Java\javapath\java.exe
                                  java -jar -noverify snuffy.jar
                                  2⤵
                                    PID:988
                                    • C:\Windows\SYSTEM32\taskkill.exe
                                      taskkill /F /IM chrome.exe
                                      3⤵
                                      • Kills process with taskkill
                                      • Suspicious use of AdjustPrivilegeToken
                                      PID:1308
                                  • C:\ProgramData\Oracle\Java\javapath\java.exe
                                    java -jar libs.jar
                                    2⤵
                                      PID:2636

                                  Network

                                  MITRE ATT&CK Matrix

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  • C:\Users\Admin\.oracle_jre_usage\90737d32e3aba4b.timestamp

                                    Filesize

                                    50B

                                    MD5

                                    1eff3ce650984e1b1786f7a856e92fd2

                                    SHA1

                                    ba9b183b2fda438e64bf860aa1a2343c17c61a61

                                    SHA256

                                    dcfea0b1b492eddf4049a643108453c280c2ba1cde210fcb9a72f9e6695112e0

                                    SHA512

                                    8cdfd0c0c2f568bfc06a1d1445755c308f8ac28177fd66dd548ad3b2bffcd1f6018ad397541445040ddc00e781b3b787ebc9fc8b187ee26136e41b8c9e365e75

                                  • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Code Cache\js\index-dir\the-real-index

                                    Filesize

                                    1KB

                                    MD5

                                    2451eb992be6797351819e9d80b05180

                                    SHA1

                                    323be9bd1eb9b450a92ded32caabcce2b65c9027

                                    SHA256

                                    393305ef7b8280435fc1cf74e5c80cd98988557b57808464a117f8de3c072df6

                                    SHA512

                                    01a23f8866679a20a8983fc5fe1556d20d8eb6dc3de17d90ac2f75c1eb06af48ee4b5ebfa8e5c64004f03a2898e822c563b32981f8ea20b9da244b72debafd6a

                                  • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\GPUCache\data_1

                                    Filesize

                                    264KB

                                    MD5

                                    f50f89a0a91564d0b8a211f8921aa7de

                                    SHA1

                                    112403a17dd69d5b9018b8cede023cb3b54eab7d

                                    SHA256

                                    b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec

                                    SHA512

                                    bf8cda48cf1ec4e73f0dd1d4fa5562af1836120214edb74957430cd3e4a2783e801fa3f4ed2afb375257caeed4abe958265237d6e0aacf35a9ede7a2e8898d58

                                  • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\Network Persistent State

                                    Filesize

                                    4KB

                                    MD5

                                    601b19eaba15f4e7a5e4576d503edf19

                                    SHA1

                                    0252856d67ec712ba4b97ebd34654a8adb18b1c6

                                    SHA256

                                    858cbde1dab5b1bd89c199747bfff620e17fd7d9fad1de4a526f99d0948c1d5d

                                    SHA512

                                    184647690b0c9d78505d9c41cc7d004482917fff9997b024de9277baac9ebd9eb78ae720f3cc0a19154e4e519f8a0af00aa0c1b68ef76ebfa13a7ea530869369

                                  • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\TransportSecurity

                                    Filesize

                                    1KB

                                    MD5

                                    faad10856863e1c182164c56fd7b028b

                                    SHA1

                                    c47894696e601d8552a056d6c889371ffe49a920

                                    SHA256

                                    f760f4c0a1a93a8f9571eac3875001c0ad772ebdedfeba6516ce13373d963abf

                                    SHA512

                                    a0d97ca9fc2b05a6211a21c923764cfe729ff26a3615083d83a7555e17456f0695c5f616c3ba05883f950b13c24c78929a667e07b5c1083a678cd5e7a601a8d9

                                  • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\TransportSecurity

                                    Filesize

                                    538B

                                    MD5

                                    391b3b22075d0f1aba3f36a5d6391a29

                                    SHA1

                                    68d7ecb485a32e15a7aa4c84971bbf740a4e76a1

                                    SHA256

                                    8500ef31963667fd2e57f1dafa0025fc85c2b7f78c1241655b209f7502bc8feb

                                    SHA512

                                    fbc60bc87a1724da33be4d1013edd68d90d5d9d80497834d7991c5c3e4735355b20da0e3c5a4c9882cc2dc0cdf46017e7298b3adb26a0e74920218183f6a646f

                                  • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

                                    Filesize

                                    6KB

                                    MD5

                                    737229c6c41f59d7ecde58a1f0a7abd6

                                    SHA1

                                    42ddc75f3b9498e36a2ff87c4bb743cb919c3443

                                    SHA256

                                    2ca7cbe74e846b3d8e38d0de44ce28634d111ef56b693e6577ef92cd413a0b3b

                                    SHA512

                                    b4f9c1c865f7ba7d497e9c68c2aa6bf9f845e6718ed0dbf207bc8fa5b0915d1633edee208b996153409865cf613077f77bb4cb7514fca4498878cb7ca72f240c

                                  • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

                                    Filesize

                                    6KB

                                    MD5

                                    effcb44eefca74334d7fa27b1101f723

                                    SHA1

                                    4b6863cb5d624485b0e19e5b8570d66f1f18da4f

                                    SHA256

                                    8dc7a8cb52b880b0bc07cb5231e01a5206e6f5fc3cd6d938fe37b02a7057ecb1

                                    SHA512

                                    08b488be1f3a22b1a6501f1d4e8cae7094f91d16fa231315f6a354236fc770441969ef63a49c89f8747f13cd5d0e79e7cdb188e368e16f0ec79692d10e74efdd

                                  • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State

                                    Filesize

                                    87KB

                                    MD5

                                    1af406d283cee35ad32e8137cc81a3c9

                                    SHA1

                                    4108eb621d356ad6da63e18268f2c1d50e4817e5

                                    SHA256

                                    52371a64e6de8c769007c5164c0cc9db88cd90d600847efded9632d9574b4f1a

                                    SHA512

                                    ea9b580d3b5d96bd867e629fdec285923980223d280a856d3b5756200b80c9ff089306220446b31179e61cefe87fccd9f42e3ad7367921cbfef1bf9be62b8ae8

                                  • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State

                                    Filesize

                                    87KB

                                    MD5

                                    63921306171249ce6f55c7832bef81f8

                                    SHA1

                                    bf73d8708da278a9fee0e0ab59be84cfaaa9b00d

                                    SHA256

                                    6880f035978008402aae16162d7ccd8244da76749bc688409999a4ecfa115c31

                                    SHA512

                                    4e5728d99bb9c49900985e416d2e05e8dcee43883e3b2bd691f5d83b993439e565b936ffcc15686eb2c00cc490e626f8ba4aeded473a8132ff5a5a4f5e7e9134

                                  • C:\Users\Admin\Downloads\SnuffyExternal.zip.crdownload

                                    Filesize

                                    23.6MB

                                    MD5

                                    02b07b637c771a1262ce3f976d49afc6

                                    SHA1

                                    c5c5d602789a2b650151c6ae8e0215ae7863bd76

                                    SHA256

                                    1f6a9318da2fd796807bade82df893786cb84bea3af37aaffa8dac2534fba6bb

                                    SHA512

                                    9971e85e7bb5fac65f26de92e9c6299dab370591852cd5be5ab408e1efc9674f163b73f7e929329dc1f194aefa27eaa611c5e6e4590407c477cb2c23171aae11

                                  • \??\pipe\crashpad_1012_GUGKSFEVDIQYNXVH

                                    MD5

                                    d41d8cd98f00b204e9800998ecf8427e

                                    SHA1

                                    da39a3ee5e6b4b0d3255bfef95601890afd80709

                                    SHA256

                                    e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                                    SHA512

                                    cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

                                  • memory/988-419-0x0000000003110000-0x0000000004110000-memory.dmp

                                    Filesize

                                    16.0MB

                                  • memory/988-426-0x0000000001590000-0x0000000001591000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/988-428-0x0000000001590000-0x0000000001591000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/2636-441-0x0000000002FA0000-0x0000000003FA0000-memory.dmp

                                    Filesize

                                    16.0MB

                                  • memory/2636-442-0x0000000001010000-0x0000000001011000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/2636-443-0x0000000002FA0000-0x0000000003FA0000-memory.dmp

                                    Filesize

                                    16.0MB